let querystring = require('querystring')

return async env => {
  let globals = await env.site.get_json('/_config/globals.json')
  let navbar = await _require('/navbar.jst')
  let zet_site = await env.site.get_zettair('/_zet/site')

  let query = env.parsed_url.query.query
  let first = parseInt(env.parsed_url.query.first || '0')
  let search = zet_site.search(query, first, 10)
  console.log(
    `${env.parsed_url.host} search "${query}" first ${first} results ${search.results.length} total results ${search.total_results}`
  )

  await navbar(
    env,
    async _out => {},
    async _out => {
      h1 {'Search results'}

      h4 {
        'Query: '
        strong {`${query}`}
      }
    
      if (search.results.length) {
        p {`Showing results ${first + 1}–${first + search.results.length} of ${search.total_results}`}

        ol(start=first + 1) {
          for (let i = 0; i < search.results.length; ++i) {
            let page = search.results[i].auxiliary
            li {
              a(href=page) {`${globals.page_to_title[page] || page}`}
              br {}
              p {_out.push(search.results[i].summary)} // note: contains HTML
            }
          }
        }

        ul.pagination {
          for (let i = 0; i * 10 < search.total_results; ++i) {
            let page = '/search.html?' + querystring.stringify(
              {query: query, first: i * 10}
            )
            let text = (i + 1).toString()
            if (i * 10 === first)
              li.active {
                a(href=page) {
                  `${text}`
                  span.sr-only {'(current)'}
                }
              }
            else
              li {
                a(href=page) {`${text}`}
              }
          }
        }
      }
      else
        p {'No results'}
    }
  )
}